Cable drill bit



FIG. 1 is a perspective view of a cable drill bit pertains to the present design;

FIG. 2 is a front elevational view of the cable drill bit showing my new design thereof,

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The broken away symbols in the drawings indicate the appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a cable drill bit, as shown and described. 